DE69618638D1 - REAR BEARING FOR SCREW DRIVE ELECTRIC MOTOR - Google Patents

REAR BEARING FOR SCREW DRIVE ELECTRIC MOTOR

Info

Publication number
DE69618638D1
DE69618638D1 DE69618638T DE69618638T DE69618638D1 DE 69618638 D1 DE69618638 D1 DE 69618638D1 DE 69618638 T DE69618638 T DE 69618638T DE 69618638 T DE69618638 T DE 69618638T DE 69618638 D1 DE69618638 D1 DE 69618638D1
Authority
DE
Germany
Prior art keywords
electric motor
rear bearing
screw drive
drive electric
screw
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69618638T
Other languages
German (de)
Other versions
DE69618638T2 (en
Inventor
C Buchanan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valeo Electrical Systems Inc
Original Assignee
ITT Automotive Electrical Systems Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ITT Automotive Electrical Systems Inc filed Critical ITT Automotive Electrical Systems Inc
Application granted granted Critical
Publication of DE69618638D1 publication Critical patent/DE69618638D1/en
Publication of DE69618638T2 publication Critical patent/DE69618638T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/02—Rigid support of bearing units; Housings, e.g. caps, covers in the case of sliding-contact bearings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/081—Structural association with bearings specially adapted for worm gear drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2380/00—Electrical apparatus
    • F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
    • F16C2380/27—Motor coupled with a gear, e.g. worm gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F16H2057/0213—Support of worm gear shafts
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
    • H02K2205/03—Machines characterised by thrust bearings
DE69618638T 1995-06-06 1996-06-05 REAR BEARING FOR SCREW DRIVE ELECTRIC MOTOR Expired - Fee Related DE69618638T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/469,520 US5644180A (en) 1995-06-06 1995-06-06 Rear motor bearing for worm gear drive motors
PCT/US1996/009347 WO1996039738A1 (en) 1995-06-06 1996-06-05 Rear motor bearing for worm gear drive motors

Publications (2)

Publication Number Publication Date
DE69618638D1 true DE69618638D1 (en) 2002-02-28
DE69618638T2 DE69618638T2 (en) 2002-07-18

Family

ID=23864099

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69618638T Expired - Fee Related DE69618638T2 (en) 1995-06-06 1996-06-05 REAR BEARING FOR SCREW DRIVE ELECTRIC MOTOR

Country Status (5)

Country Link
US (1) US5644180A (en)
EP (1) EP0830724B1 (en)
JP (1) JPH11507497A (en)
DE (1) DE69618638T2 (en)
WO (1) WO1996039738A1 (en)

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JP3650978B2 (en) * 1996-02-15 2005-05-25 セイコーエプソン株式会社 Rotating shaft support member and small motor
US6509661B1 (en) * 1999-01-14 2003-01-21 Asmo Co., Ltd. Motor and actuator
JP3725992B2 (en) * 1999-03-24 2005-12-14 日信工業株式会社 Motor for pump operation of anti-lock brake device for vehicle
NL1013651C2 (en) * 1999-11-23 2001-05-28 Skf Eng & Res Centre Bv Actuator with compensation of alignment differences.
DE19964061A1 (en) * 1999-12-30 2001-07-05 Bosch Gmbh Robert Electric motor, in particular for hand machine tools
JP2001298903A (en) * 2000-04-10 2001-10-26 Moric Co Ltd Brushless dc motor
DE10027920A1 (en) * 2000-06-06 2001-12-13 Valeo Auto Electric Gmbh Small electric motor drive with worm gear used in vehicles, has resilient disc carried between radially tapering washers to take up end float between shaft and casing
US7245053B2 (en) * 2005-06-22 2007-07-17 Delphi Technologies, Inc. Method to increase actuator torque
EP1813757B1 (en) * 2006-01-25 2012-02-22 VKR Holding A/S Push-pull chain window actuator
DE102008007720B4 (en) * 2008-02-06 2016-06-09 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Electromotive drive
US8084905B2 (en) 2008-03-07 2011-12-27 Robert Bosch Gmbh Bearing for an electric actuator motor
DE102008043173A1 (en) 2008-07-04 2010-01-07 Robert Bosch Gmbh Transmission drive unit with a self-locking device
DE102009027092A1 (en) * 2009-06-23 2010-12-30 Robert Bosch Gmbh commutator
KR20140008483A (en) * 2012-07-10 2014-01-21 주식회사 만도 Structure for motor
DE102012222281A1 (en) * 2012-12-05 2014-06-05 Robert Bosch Gmbh Starter for cranking internal combustion engine of vehicle, has electric motor whose posterior end of armature shaft is supported by inner bearing provided in center portion of cylindrical housing
ES2948109T3 (en) 2015-06-30 2023-08-31 Saint Gobain Performance Plastics Corp plain bearing

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US34667A (en) * 1862-03-18 Washing-machine
CH347680A (en) * 1957-02-07 1960-07-15 Mishima Matsuo Radial ball bearing and use of this bearing
US2975649A (en) * 1959-05-18 1961-03-21 Beaver Prec Products Inc Ball screw assembly with internal ball return
US3068713A (en) * 1959-10-08 1962-12-18 Nat Broach & Mach Nut and screw drive device of the recirculating ball type
US3068714A (en) * 1959-10-08 1962-12-18 Nat Broach & Mach Nut and screw drive device of the recirculating ball type
US3302477A (en) * 1964-11-23 1967-02-07 Gen Motors Corp Nut and screw assembly
DE1477179A1 (en) * 1965-04-30 1969-03-20 Bosch Gmbh Robert Hand machine tool of particularly compact design
US3333484A (en) * 1965-08-27 1967-08-01 Farrel Corp Drive mechanism with recirculating ball bearing connection
FR1566801A (en) * 1967-04-28 1969-05-09
US3476966A (en) * 1967-11-14 1969-11-04 Gen Electric Retaining ring locking structure
DE2249729A1 (en) * 1972-10-11 1974-04-25 Binder Magnete STEPPER MOTOR
FR2249577A5 (en) * 1973-10-30 1975-05-23 Tech Integrale
DE2741333C3 (en) * 1977-09-14 1980-11-27 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Screw for a recirculating ball screw drive
US4227104A (en) * 1978-03-13 1980-10-07 Eaton Stamping Electric motor drive unit
JPS5850092B2 (en) * 1979-11-28 1983-11-08 株式会社日立製作所 rotor
US4780632A (en) * 1986-04-17 1988-10-25 Mkh Partners Alternator having improved efficiency
JPS62293959A (en) * 1986-06-11 1987-12-21 Tamagawa Seiki Co Ltd Brushless dc motor
IT1205105B (en) * 1987-05-07 1989-03-15 Marelli Componenti Elettromecc EXTERNAL ROTOR ELECTRIC ROTARY MACHINE
JPS6464548A (en) * 1987-09-03 1989-03-10 Fanuc Ltd Rotor construction of synchronous motor
US4887480A (en) * 1987-12-14 1989-12-19 American Ball Screw Externally serviceable ball screw having internal return means
JPH0626745Y2 (en) * 1988-01-12 1994-07-20 自動車電機工業株式会社 Bearing holder
US4823032A (en) * 1988-08-01 1989-04-18 General Motors Corporation End frame and stator assembly for a dynamoelectric machine
DE3902592C2 (en) * 1989-01-28 1995-03-23 Gildemeister Ag Drive for the workpiece spindle of a machine tool
US5008572A (en) * 1989-03-13 1991-04-16 Pacific Scientific Company Encapsulated motor with precision bearing registration
US4972113A (en) * 1989-07-14 1990-11-20 Emerson Electric Co. Structure and method of assembly of bearing support means to the stator assembly of an electric motor
US5068556A (en) * 1989-09-07 1991-11-26 A. O. Smith Corporation Bearing bracket for a dynamoelectric machine
JPH0720362B2 (en) * 1989-10-31 1995-03-06 日本精工株式会社 Electric motor for hard disk drive
US5006747A (en) * 1990-04-02 1991-04-09 United Technologies Motor Systems, Inc. Dynamoelectric machine brush rigging and method of assembly
US5049771A (en) * 1990-06-21 1991-09-17 Iap Research, Inc. Electrical machine
DE4019749A1 (en) * 1990-06-21 1992-01-09 Bosch Gmbh Robert ELECTROMAGNETIC TURNTABLE
US5068557A (en) * 1990-10-24 1991-11-26 Allied-Signal Inc. Generator with bearing-retaining stator
US5113114A (en) * 1990-12-18 1992-05-12 General Electric Company Multilam or belleville spring contact for retaining rings on dynamoelectric machine
US5144738A (en) * 1991-04-29 1992-09-08 Ford Motor Company Automatic retention adjustment of motor armature assembly
JPH05207718A (en) * 1992-01-24 1993-08-13 Nippon Densan Corp Dc motor
JP2510792Y2 (en) * 1992-02-27 1996-09-18 アスモ株式会社 Motor support device
US5321328A (en) * 1992-12-16 1994-06-14 Ide Russell D Motor bearing with rotatable guide
DE59300014D1 (en) * 1993-01-27 1994-11-24 Siemens Ag Drive unit, in particular an electric motor window drive for a motor vehicle.
US5296773A (en) * 1993-04-20 1994-03-22 General Motors Corporation Composite rotor for a synchronous reluctance machine
JP3078578B2 (en) * 1993-05-12 2000-08-21 アイティーティー・オートモーティブ・ヨーロップ・ゲーエムベーハー Electric pump motor assembly
US5394043A (en) * 1993-06-29 1995-02-28 American Precision Industries Inc. High speed brushless motor
US5485044A (en) * 1993-09-30 1996-01-16 United Technologies Automotive, Inc. Motor with end play insert
DE4405367A1 (en) * 1994-02-19 1995-08-24 Licentia Gmbh Compact sealed moisture-proof electric motor e.g. commutator motor

Also Published As

Publication number Publication date
US5644180A (en) 1997-07-01
WO1996039738A1 (en) 1996-12-12
DE69618638T2 (en) 2002-07-18
JPH11507497A (en) 1999-06-29
EP0830724B1 (en) 2002-01-02
EP0830724A1 (en) 1998-03-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee